package Basic.day04.homework;

import java.util.Scanner;

public class HomeWork01 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int num = sc.nextInt();
        if (num > 0){
            System.out.println("+");
        } else if (num < 0){
            System.out.println("-");
        } else {
            System.out.println("0");
        }
    }
}
